org.apache.kafka.common.requests.DescribeClusterResponse Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.kafka.common.requests;
import java.nio.ByteBuffer;
import java.util.Map;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.apache.kafka.common.Node;
import org.apache.kafka.common.message.DescribeClusterResponseData;
import org.apache.kafka.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.ByteBufferAccessor;
import org.apache.kafka.common.protocol.Errors;
public class DescribeClusterResponse extends AbstractResponse {
private final DescribeClusterResponseData data;
public DescribeClusterResponse(DescribeClusterResponseData data) {
super(ApiKeys.DESCRIBE_CLUSTER);
this.data = data;
}
public Map nodes() {
return data.brokers().valuesList().stream()
.map(b -> new Node(b.brokerId(), b.host(), b.port(), b.rack()))
.collect(Collectors.toMap(Node::id, Function.identity()));
}
@Override
public Map errorCounts() {
return errorCounts(Errors.forCode(data.errorCode()));
}
@Override
public int throttleTimeMs() {
return data.throttleTimeMs();
}
@Override
public DescribeClusterResponseData data() {
return data;
}
public static DescribeClusterResponse parse(ByteBuffer buffer, short version) {
return new DescribeClusterResponse(new DescribeClusterResponseData(new ByteBufferAccessor(buffer), version));
}
}